(0 19 5)(1 13 2)(3 18 16)(4 9 6)(7 14 10)(8 20 11)(12 17 15)
ALLOWS (11/8)-SEQUENCE
1: (11 19 20)

(0 19 8 20 5)(1 13 2)(3 18 16)(4 9 6)(7 14 10)(11)(12 17 15)
2: (5 8 20)

(0 19 8)(1 13 2)(3 18 16)(4 9 6)(5)(7 14 10)(11)(12 17 15)(20)
3: (4 9 6)

(0 19 8)(1 13 2)(3 18 16)(4)(5)(6)(7 14 10)(9)(11)(12 17 15)(20)
4: (0 19 8)

(0)(1 13 2)(3 18 16)(4)(5)(6)(7 14 10)(8)(9)(11)(12 17 15)(19)(20)